15722049920

素因数分解:

$2^7\times 5^1\times {\mathrm{197}}^1\times {\mathrm{124699}}^1$

素因数の和:124915

約数の個数: 64

約数和(自身を含む): 37776618000

約数和(自身を除く): 22054568080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 197, 320, 394, 640, 788, 985, 1576, 1970, 3152, 3940, 6304, 7880, 12608, 15760, 25216, 31520, 63040, 124699, 126080, 249398, 498796, 623495, 997592, 1246990, 1995184, 2493980, 3990368, 4987960, 7980736, 9975920, 15961472, 19951840, 24565703, 39903680, 49131406, 79807360, 98262812, 122828515, 196525624, 245657030, 393051248, 491314060, 786102496, 982628120, 1572204992, 1965256240, 3144409984, 3930512480, 7861024960, 15722049920]

約数ペア:

[(1, 15722049920), (2, 7861024960), (4, 3930512480), (5, 3144409984), (8, 1965256240), (10, 1572204992), (16, 982628120), (20, 786102496), (32, 491314060), (40, 393051248), (64, 245657030), (80, 196525624), (128, 122828515), (160, 98262812), (197, 79807360), (320, 49131406), (394, 39903680), (640, 24565703), (788, 19951840), (985, 15961472), (1576, 9975920), (1970, 7980736), (3152, 4987960), (3940, 3990368), (6304, 2493980), (7880, 1995184), (12608, 1246990), (15760, 997592), (25216, 623495), (31520, 498796), (63040, 249398), (124699, 126080)]